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Remove Emacs 20 compat code from idlwave.el

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* lisp/progmodes/idlwave.el (idlwave-indent-line)
(idlwave-toggle-comment-region, idlwave-reset-sintern)
(idlwave-unit-name, idlwave-mode-menu-def)
(idlwave-create-customize-menu): Remove Emacs 20 compat code.
This commit is contained in:
Stefan Kangas 2020-11-20 15:13:08 +01:00
parent e8ee682733
commit 8834776b14
1 changed files with 19 additions and 38 deletions
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57
lisp/progmodes/idlwave.el
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@ -2776,10 +2776,7 @@ If the optional argument EXPAND is non-nil then the actions in
;; Adjust parallel comment
(end-of-line)
(if (idlwave-in-comment)
;; Emacs 21 is too smart with fill-column on comment indent
(let ((fill-column (if (fboundp 'comment-indent-new-line)
(1- (frame-width))
fill-column)))
(let ((fill-column (1- (frame-width))))
(indent-for-comment)))))
(goto-char mloc)
;; Get rid of marker
@ -3991,12 +3988,7 @@ blank lines."
;; skip blank lines
(skip-chars-forward " \t\n")
(if (looking-at (concat "[ \t]*\\(" comment-start "+\\)"))
(if (fboundp 'uncomment-region)
(uncomment-region beg end)
(comment-region beg end
(- (length (buffer-substring
(match-beginning 1)
(match-end 1))))))
(uncomment-region beg end)
(comment-region beg end)))))
@ -4042,11 +4034,6 @@ blank lines."
(defun idlwave-reset-sintern (&optional what)
"Reset all sintern hashes."
;; Make sure the hash functions are accessible.
(unless (and (fboundp 'gethash)
(fboundp 'puthash))
(require 'cl)
(or (fboundp 'puthash)
(defalias 'puthash 'cl-puthash)))
(let ((entries '((idlwave-sint-routines 1000 10)
(idlwave-sint-keywords 1000 10)
(idlwave-sint-methods 100 10)
@ -8886,9 +8873,7 @@ Assumes that point is at the beginning of the unit as found by
(let ((begin (point)))
(re-search-forward
"[a-zA-Z_][a-zA-Z0-9$_]+\\(::[a-zA-Z_][a-zA-Z0-9$_]+\\)?")
(if (fboundp 'buffer-substring-no-properties)
(buffer-substring-no-properties begin (point))
(buffer-substring begin (point)))))
(buffer-substring-no-properties begin (point))))
(defalias 'idlwave-function-menu
(condition-case nil
@ -9004,8 +8989,7 @@ Assumes that point is at the beginning of the unit as found by
("Customize"
["Browse IDLWAVE Group" idlwave-customize t]
"--"
["Build Full Customize Menu" idlwave-create-customize-menu
(fboundp 'customize-menu-create)])
["Build Full Customize Menu" idlwave-create-customize-menu t])
("Documentation"
["Describe Mode" describe-mode t]
["Abbreviation List" idlwave-list-abbrevs t]
@ -9045,24 +9029,21 @@ Assumes that point is at the beginning of the unit as found by
(defun idlwave-create-customize-menu ()
"Create a full customization menu for IDLWAVE, insert it into the menu."
(interactive)
(if (fboundp 'customize-menu-create)
(progn
;; Try to load the code for the shell, so that we can customize it
;; as well.
(or (featurep 'idlw-shell)
(load "idlw-shell" t))
(easy-menu-change
'("IDLWAVE") "Customize"
`(["Browse IDLWAVE group" idlwave-customize t]
"--"
,(customize-menu-create 'idlwave)
["Set" Custom-set t]
["Save" Custom-save t]
["Reset to Current" Custom-reset-current t]
["Reset to Saved" Custom-reset-saved t]
["Reset to Standard Settings" Custom-reset-standard t]))
(message "\"IDLWAVE\"-menu now contains full customization menu"))
(error "Cannot expand menu (outdated version of cus-edit.el)")))
;; Try to load the code for the shell, so that we can customize it
;; as well.
(or (featurep 'idlw-shell)
(load "idlw-shell" t))
(easy-menu-change
'("IDLWAVE") "Customize"
`(["Browse IDLWAVE group" idlwave-customize t]
"--"
,(customize-menu-create 'idlwave)
["Set" Custom-set t]
["Save" Custom-save t]
["Reset to Current" Custom-reset-current t]
["Reset to Saved" Custom-reset-saved t]
["Reset to Standard Settings" Custom-reset-standard t]))
(message "\"IDLWAVE\"-menu now contains full customization menu"))
(defun idlwave-show-commentary ()
"Use the finder to view the file documentation from `idlwave.el'."